Spine
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Secondary analysis of a prospective single-center study. ⋯ Untreated osteoporosis is common before LFS, especially in men, with the untreated having lower BMD and higher bone resorption marker levels than treated patients. Identification of osteoporotic cases and subsequent osteological optimization could potentially reduce the risks of adjacent fractures or screw loosening.
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Retrospective cohort. ⋯ III.
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Secondary analysis of prospective study. ⋯ Patients with prior concomitant TKA and THA have higher odds of ODI non-improvement two years postoperatively, suggesting that concurrent musculoskeletal degeneration of the spine and lower extremities may negatively impact improvement after lumbar surgery. These results highlight the connection not only between the hip but also the knee and spine.